<link href="/public/css/main.css" rel="stylesheet">
<script type="text/javascript">
    $(document).ready(function () {
        $('._header').width($('.container').width());
    })
</script>
<div class="container">
    <div class='_main'>
    <div class="banner">
        <img src="/public/images/beijing.jpg" class='banner_img'  alt='banner'/>
    </div>
    <div class='_header'>
        <div style='padding-right: 3rem' id="welcome">
            <span class=''><a class='_a' href="/home/passport/login"><b>登录</b></a></span>
            <span class='_span'><b>|</b></span>
            <span class='_span'><a class='_a' href="/home/passport/register"><b>注册</b></a></span>
        </div>
        <div style='padding-right: 3rem' id="already_login">
            <span class=''><a class='_a' href="javascript:void(0);"><b id="login_name"></b></a></span>
            <span class='_span'><b>|</b></span>
            <span class='_span'><a class='_a' href="/home/passport/logout"><b>退出</b></a></span>
        </div>
    </div>
    